Evidence map›Paper›PMID 31853412›Full record

ArticleBiomedical optics express2019

Automatic longitudinal montaging of adaptive optics retinal images using constellation matching.

Min Chen, Robert F Cooper, James C Gee, David H Brainard, Jessica I W Morgan

Abstract read
In one paragraph

Article in Biomedical optics express, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

25 citing papers in PubMed.

  1. Article
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  6. Modeling Human Macular Cone Photoreceptor Spatial Distribution.Investigative ophthalmology & visual science · 2024
    Article
  7. Intervisit Reproducibility of Foveal Cone Density Metrics.Translational vision science & technology · 2024
    Article
  8. Article
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  20. Theoretical versus empirical measures of retinal magnification for scaling AOSLO images.Journal of the Optical Society of America. A, Optics, image science, and vision · 2021
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Min ChenDepartment of Radiology, University of Pennsylvania, Philadelphia, PA 19104, USA.
Robert F CooperScheie Eye Institute, Department of Ophthalmology, University of Pennsylvania, Philadelphia, PA 19104, USA.
James C GeeDepartment of Radiology, University of Pennsylvania, Philadelphia, PA 19104, USA.
David H BrainardDepartment of Psychology, University of Pennsylvania, Philadelphia, PA 19104, USA.
Jessica I W MorganScheie Eye Institute, Department of Ophthalmology, University of Pennsylvania, Philadelphia, PA 19104, USA.

Funding

Scientific TransparencyP30EY001583 · NEI · UNIVERSITY OF PENNSYLVANIA · PI Qi N Cui · 1985 to 2026
$19.5M
Platform Technologies for Microscopic Retinal Imaging: Development & TranslationU01EY025477 · NEI · STANFORD UNIVERSITY · PI DUBRA, ALFREDO · 2015 to 2019
$4.4M
Retinal structure, function and response to gene therapyR01EY028601 · NEI · UNIVERSITY OF PENNSYLVANIA · PI Jessica I.W. Morgan · 2018 to 2026
$3.6M
NEI NIH HHS P30 EY001583NEI NIH HHS R01 EY028601NEI NIH HHS U01 EY025477
6 · The paper itself

Abstract

Adaptive optics (AO) scanning laser ophthalmoscopy offers a non-invasive approach for observing the retina at a cellular level. Its high resolution capabilities have direct application for monitoring and treating retinal diseases by providing quantitative assessment of cone health and density across time. However, accurate longitudinal analysis of AO images requires that AO images from different sessions be aligned, such that cell-to-cell correspondences can be established between timepoints. Such alignment is currently done manually, a time intensive task that is restrictive for large longitudinal AO studies. Automated longitudinal montaging for AO images remains a challenge because the intensity pattern of imaged cone mosaics can vary significantly, even across short timespans. This limitation prevents existing intensity-based montaging approaches from being accurately applied to longitudinal AO images. In the present work, we address this problem by presenting a constellation-based method for performing longitudinal alignment of AO images. Rather than matching intensity similarities between images, our approach finds structural patterns in the cone mosaics and leverages these to calculate the correct alignment. These structural patterns are robust to intensity variations, allowing us to make accurate longitudinal alignments. We validate our algorithm using 8 longitudinal AO datasets, each with two timepoints separated 6-12 months apart. Our results show that the proposed method can produce longitudinal AO montages with cell-to-cell correspondences across the full extent of the montage. Quantitative assessment of the alignment accuracy shows that the algorithm is able to find longitudinal alignments whose accuracy is on par with manual alignments performed by a trained rater.

Identifiers

PMID31853412
PMCPMC6913413

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.